OT-2026-000020142
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000020142) never changes.
Identity and time
| Publication number | OT-2026-000020142 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7b0e-9ebc-8ab870c0e508 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020142 |
| Status | PUBLIC |
Content hashes
| Canonical text | 37538e774d5d9f98d51e3cfa34e945df63da811a3d0e152c341b0c64e5eeec2d |
|---|---|
| Markdown | 213bca2741a117f8cbd0077e045fbe3c2a21b3f03f117b9616d23a05976aeff3 |
| Publication page | 45c9bcfcaef08d749dd8fc56a7a2b0937ee0ff0d576daae3649ad2de832d058e |
| Manifest | 1e2e914b73f087705dd8d64d576f94e771ec18926c2586625d20d2c41b05a05b |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | MD2IHYVrHP+UBhn3q75cSzzjLb3/oL/mvTYRahYKrChhWm8oaBHkA/Kb/CZdg+2M1a1u+/xaA7FomPrmQnC7Bg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:56:27.256049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020142observed 45c9bcfcaef08d749dd8fc56a7a2b093...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:27.237468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020142/manifest.jsonobserved 1e2e914b73f087705dd8d64d576f94e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:27.217350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020142/publication.mdobserved 213bca2741a117f8cbd0077e045fbe3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:27.198923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020142/publication.txtobserved 37538e774d5d9f98d51e3cfa34e945df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|